#/bin/bash cal date -u echo "Hello,welcome ${LOGNAME}!A full day has begun!" read -p "input your pass word!" pwd if test $pwd == "123" then echo "Your login sucessfully!" for file in /tmp/* do echo $file done else echo "Deny logon" fi
cal Calendar Print
date -u Display or set the world time (Greenwich Mean Time)
$ {LOGNAME} users currently logged on